Date: Sun, 16 Feb 2003 02:48:41 -0800 From: Kris Kennaway <kris@obsecurity.org> To: current@FreeBSD.org, des@FreeBSD.org Subject: sshd dying in libpam with signal 11 Message-ID: <20030216104841.GA61510@rot13.obsecurity.org>
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I'm getting sshd dying a lot on the i386 and alpha package machines.
After some work I managed to get the following traceback:
#0 0x00000000 in ?? ()
#1 0x281fbfa2 in pam_vprompt (pamh=0xbfbfee28, style=-1077940696,
resp=0xbfbfee28, fmt=0xbfbfee28 "0n??", ap=0xbfbfee28 "0n??")
at /usr/src/contrib/openpam/lib/pam_vprompt.c:78
#2 0x281f96ef in pam_info (pamh=0xbfbfee28, fmt=0xbfbfee28 "0n??")
at /usr/src/contrib/openpam/lib/pam_info.c:60
#3 0x28438b7c in pam_sm_open_session () from /usr/lib/pam_lastlog.so.2
#4 0x281faa9f in openpam_dispatch (pamh=0x8073780, primitive=3, flags=0)
at /usr/src/contrib/openpam/lib/openpam_dispatch.c:108
#5 0x281f969b in pam_open_session (pamh=0xbfbfee28, flags=134706960)
at /usr/src/contrib/openpam/lib/pam_open_session.c:59
#6 0x08061c44 in do_pam_session (user=0x8077690 "root", tty=0x281fea24 "hy")
at /usr/src/crypto/openssh/auth2-pam-freebsd.c:473
#7 0x08058af0 in do_exec_pty (s=0x80708e0, command=0x0)
at /usr/src/crypto/openssh/session.c:585
#8 0x08058d99 in do_exec (s=0x80708e0, command=0x0)
at /usr/src/crypto/openssh/session.c:711
#9 0x0805aa9e in session_shell_req (s=0xbfbfee28)
at /usr/src/crypto/openssh/session.c:1743
#10 0x0805ac2d in session_input_channel_req (c=0x80708e0,
rtype=0x8077900 "shell") at /usr/src/crypto/openssh/session.c:1794
#11 0x08055616 in server_input_channel_req (type=98, seq=10, ctxt=0x8073800)
at /usr/src/crypto/openssh/serverloop.c:1022
---Type <return> to continue, or q <return> to quit---
#12 0x280b14ac in dispatch_run () from /usr/lib/libssh.so.2
#13 0x08054703 in process_buffered_input_packets ()
at /usr/src/crypto/openssh/serverloop.c:479
#14 0x08054de5 in server_loop2 (authctxt=0xbfbfee28)
at /usr/src/crypto/openssh/serverloop.c:765
#15 0x0805b651 in do_authenticated2 (authctxt=0xbfbfee28)
at /usr/src/crypto/openssh/session.c:2131
#16 0x08058481 in do_authenticated (authctxt=0x8076240)
at /usr/src/crypto/openssh/session.c:220
#17 0x08050406 in main (ac=134706736, av=0xf959)
at /usr/src/crypto/openssh/sshd.c:1544
#18 0x0804dd75 in _start ()
(gdb)
Any ideas?
Kris
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